/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.Scanner;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
		Scanner scan = new Scanner(System.in); 
 
		// Read a full line of input from stdin and save it to our variable, inputString.
	    String inputString = scan.nextLine(); 
 
		// Close the scanner object, because we've finished reading 
        // all of the input from stdin needed for this challenge.
	   scan.close(); 
 
		// Print a string literal saying "Hello, World." to stdout.
	   System.out.println("Hello, World.");
 
        //System.out.println("Welcome to 30 Days of Code!");
	}
}

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